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          <th colspan="3" align="center">DB_ENV-&gt;set_lk_conflicts()</th>
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          <td width="20%" align="left"><a accesskey="p" href="envget_lk_tablesize.html">Prev</a> </td>
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            <h2 class="title" style="clear: both"><a id="envset_lk_conflicts"></a>DB_ENV-&gt;set_lk_conflicts()</h2>
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      <pre class="programlisting">#include &lt;db.h&gt;

int
DB_ENV-&gt;set_lk_conflicts(DB_ENV *dbenv,
    u_int8_t *conflicts, int nmodes);  </pre>
      <p>
        Set the locking conflicts matrix.
    </p>
      <p>
         If <code class="methodname">DB_ENV-&gt;set_lk_conflicts()</code> is never called, a standard conflicts
         array is used; see <a href="../../programmer_reference/lock_stdmode.html" class="olink">Standard Lock Modes</a> for more information.
    </p>
      <p>
         The <code class="methodname">DB_ENV-&gt;set_lk_conflicts()</code> method configures a database
         environment, not only operations performed using the specified 
         <a class="link" href="env.html" title="Chapter 5.  The DB_ENV Handle">DB_ENV</a>  handle.
    </p>
      <p>
         The <code class="methodname">DB_ENV-&gt;set_lk_conflicts()</code> method may not be called after the
         <a class="xref" href="envopen.html" title="DB_ENV-&gt;open()">DB_ENV-&gt;open()</a>  method is
         called. If the database environment already exists when 
         <a class="xref" href="envopen.html" title="DB_ENV-&gt;open()">DB_ENV-&gt;open()</a>  is called, the
         information specified to <code class="methodname">DB_ENV-&gt;set_lk_conflicts()</code> will be ignored.
    </p>
      <p>
         The <code class="methodname">DB_ENV-&gt;set_lk_conflicts()</code> <span>
            <span>
                  method returns a non-zero error value on failure and 0 on success.
            </span>
            
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      <div class="sect2" lang="en" xml:lang="en">
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              <h3 class="title"><a id="idp52476088"></a>Parameters</h3>
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                <h4 class="title"><a id="idp52475440"></a>conflicts</h4>
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          <p>
                          The <span class="bold"><strong>conflicts</strong></span> parameter is the new
                          locking conflicts matrix. The <span class="bold"><strong>conflicts</strong></span>
                          parameter is an <span class="bold"><strong>nmodes</strong></span> by 
                          <span class="bold"><strong>nmodes</strong></span> array.  A non-0 value for the array
                          element indicates that requested_mode and held_mode conflict:
                     </p>
          <pre class="programlisting">        conflicts[requested_mode][held_mode] </pre>
          <p>
                          The <span class="emphasis"><em>not-granted</em></span> mode must be represented by 0.
                     </p>
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        <div class="sect3" lang="en" xml:lang="en">
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              <div>
                <h4 class="title"><a id="idp52479016"></a>nmodes</h4>
              </div>
            </div>
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          <p>
                          The <span class="bold"><strong>nmodes</strong></span> parameter is the size of
                          the lock conflicts matrix.
                     </p>
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      <div class="sect2" lang="en" xml:lang="en">
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          <div>
            <div>
              <h3 class="title"><a id="idp52465904"></a>Errors</h3>
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        <p>
                         The <code class="methodname">DB_ENV-&gt;set_lk_conflicts()</code> <span>
            <span>
                 method may fail and return one of the following non-zero errors:
            </span>
            
        </span>
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        <div class="sect3" lang="en" xml:lang="en">
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            <div>
              <div>
                <h4 class="title"><a id="idp52475224"></a>EINVAL</h4>
              </div>
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          <p>
                If the method was called after <a class="xref" href="envopen.html" title="DB_ENV-&gt;open()">DB_ENV-&gt;open()</a> 
                was called; or if an invalid flag value or parameter was specified.
            </p>
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        <div class="sect3" lang="en" xml:lang="en">
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              <div>
                <h4 class="title"><a id="idp52485800"></a>ENOMEM</h4>
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          <p>
                            The conflicts array could not be copied.
                        </p>
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      <div class="sect2" lang="en" xml:lang="en">
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              <h3 class="title"><a id="idp52483568"></a>Class</h3>
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        <p>
                    <a class="link" href="env.html" title="Chapter 5.  The DB_ENV Handle">DB_ENV</a>, 
                    <a class="link" href="lock.html" title="Chapter 6.  The DB_LOCK Handle">DB_LOCK</a> 
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              <h3 class="title"><a id="idp52487136"></a>See Also</h3>
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        <p>
                     <a class="xref" href="lock.html#locklist" title="Locking Subsystem and Related Methods">Locking Subsystem and Related Methods</a> 
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